CN203054617U - Solar panel automatic control steering device - Google Patents
Solar panel automatic control steering device Download PDFInfo
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- CN203054617U CN203054617U CN 201320071617 CN201320071617U CN203054617U CN 203054617 U CN203054617 U CN 203054617U CN 201320071617 CN201320071617 CN 201320071617 CN 201320071617 U CN201320071617 U CN 201320071617U CN 203054617 U CN203054617 U CN 203054617U
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Abstract
A solar panel automatic control steering device is disclosed. The utility model relates to a solar panel automatic control steering device. Problems of low photoelectric conversion efficiency and low energy utilization efficiency of a traditional solar panel are solved. According to the device, a solar automatic tracking device is fixed in the center of the surface of a solar panel, a control signal output end of the solar automatic tracking device is connected with a control signal input end of a driver, a drive signal output end of the driver is connected with a drive signal input end of a stepper motor, and a power output end of the stepper motor is connected with a power input end of a driving mechanism which is used for driving the solar panel to do two-dimensional rotation. The solar panel automatic control steering device is applied to the field of a solar panel.
Description
Technical field
The utility model relates to a kind of automatic control steering gear, is specifically related to solar panel and controls steering gear automatically.
Background technology
At present, traditional solar panel mostly adopts fixed installation, the irradiation of sunlight angle is along with the time constantly changes throughout the year, the solar panel of fixed installation can't guarantee sunshine for a long time vertical irradiation to cell panel, there are 25 ° of deviations in electricity generation system and angle of sun rays, will reduce the output power that makes photovoltaic array because of the radiation energy of vertical incidence and descend about 10%, have a strong impact on photoelectric transformation efficiency.It is about about 10% that the solar panel conversion efficiency of general fixed installation has only, and has the lower problem of efficiency of energy utilization.
The utility model content
The utility model exists at the bottom of the photoelectric transformation efficiency and the lower problem of efficiency of energy utilization in order to solve traditional solar panel, controls steering gear automatically thereby proposed solar panel.
Solar panel is controlled steering gear automatically and is comprised solar panel, solar automatic tracker, driver, stepper motor and driving mechanism,
Described solar automatic tracker is fixed on the center on solar panel surface, and the control signal output terminal of solar automatic tracker connects the control signal input end of driver,
The driving signal output part of driver is connected with the driving signal input of stepper motor,
The clutch end of stepper motor connects the power intake of driving mechanism, and described motivation driving mechanism is used for driving solar panel and does the two dimension rotation,
Solar automatic tracker comprises: cylinder, first photodiode, second photodiode, the 3rd photodiode, the 4th photodiode, the 5th photodiode, the 6th photodiode, first inverting amplifier, second inverting amplifier, the 3rd inverting amplifier, the 4th inverting amplifier, the 5th inverting amplifier, the 6th inverting amplifier, first differential amplifier circuit, second differential amplifier circuit, the 3rd differential amplifier circuit, A/D converter, single-chip microcomputer, the 7th photodiode and the 7th inverting amplifier
Cylinder A is fixed on the center on solar panel surface, first photodiode, second photodiode, the 3rd photodiode, the 4th photodiode, the 5th photodiode, the 6th photodiode and the 7th photodiode all are fixed on the solar panel surface, wherein, the 3rd photodiode, the 4th photodiode, the 5th photodiode and the 6th photodiode are fixed on cylinder interior, first photodiode, second photodiode and the 7th photodiode are fixed on cylindrical outer, first photodiode, the 5th photodiode, the 6th photodiode and second photodiode are positioned on first straight line, and this first straight line passes the center of circle of cylinder, the 3rd photodiode, the 4th photodiode and first inverting amplifier are positioned on second straight line, and this second straight line passes the center of circle of cylinder, and described first straight line is vertical mutually with second straight line;
Described first differential amplifier circuit, second differential amplifier circuit and the 3rd differential amplifier circuit all have two voltage signal input ends and a voltage signal output end,
A/D converter has three analog voltage signal input ends and a digital signal output end,
The current signal output end of first photodiode is connected with the current signal input end of first inverting amplifier,
The current signal output end of second photodiode is connected with the current signal input end of second inverting amplifier,
The voltage signal output end of first inverting amplifier is connected with the first voltage signal input end of first differential amplifier circuit,
The voltage signal output end of second inverting amplifier is connected with the second voltage signal input end of first differential amplifier circuit,
The voltage signal output end of first differential amplifier circuit is connected with the first analog voltage signal input end of A/D converter,
The current signal output end of the 3rd photodiode is connected with the current signal input end of the 3rd inverting amplifier,
The current signal output end of the 4th photodiode is connected with the current signal input end of the 4th inverting amplifier,
The voltage signal output end of the 3rd inverting amplifier is connected with the first voltage signal input end of second differential amplifier circuit,
The voltage signal output end of the 4th inverting amplifier is connected with the second voltage signal input end of second differential amplifier circuit,
The voltage signal output end of second differential amplifier circuit is connected with the second analog voltage signal input end of A/D converter,
The current signal output end of the 5th photodiode is connected with the current signal input end of the 5th inverting amplifier,
The current signal output end of the 6th photodiode is connected with the current signal input end of the 6th inverting amplifier,
The voltage signal output end of the 5th inverting amplifier is connected with the first voltage signal input end of the 3rd differential amplifier circuit,
The voltage signal output end of the 6th inverting amplifier is connected with the second voltage signal input end of the 3rd differential amplifier circuit,
The voltage signal output end of the 3rd differential amplifier circuit is connected with the 3rd analog voltage signal input end of A/D converter,
The digital signal output end of A/D converter is connected with the sampled data input end of single-chip microcomputer,
The current signal output end of the 7th photodiode is connected with the current signal input end of the 7th inverting amplifier,
The voltage signal output end of the 7th inverting amplifier is connected with the light intensity signal input end of single-chip microcomputer.
The utility model has realized that solar panel can be from the motion tracking sunshine, and the elevation angle that can follow the tracks of North and South direction changes; Can follow the tracks of large-scale east-west direction azimuthal variation; Guaranteed the real-time vertical irradiation of sun power to solar panel, solar automatic tracker can cause that the solar light irradiation Strength Changes selects the solar energy tracking mode automatically according to Changes in weather.Reached the purpose of heightening photoelectric transformation efficiency and efficiency of energy utilization.
Description of drawings
Fig. 1 controls the electric connecting relation synoptic diagram of steering gear automatically for solar panel;
Fig. 2 is the electrical principle synoptic diagram of solar automatic tracker;
Fig. 3 is the vertical view of solar automatic tracker;
Fig. 4 is the B-B cut-open view of Fig. 3;
Fig. 5 is the structural representation that the light of sunshine in the embodiment one is radiated at solar automatic tracker, and the direction of arrow is represented the incident direction of light among the figure.
Embodiment
Embodiment one, specify present embodiment in conjunction with Fig. 1 to Fig. 4, the described solar panel of present embodiment is controlled steering gear automatically and is comprised solar panel, solar automatic tracker, driver, stepper motor and driving mechanism,
Described solar automatic tracker is fixed on the center on solar panel surface, and the control signal output terminal of solar automatic tracker connects the control signal input end of driver,
The driving signal output part of driver is connected with the driving signal input of stepper motor,
The clutch end of stepper motor connects the power intake of driving mechanism, and described motivation driving mechanism is used for driving solar panel and does the two dimension rotation,
Solar automatic tracker comprises: cylinder A, first photodiode 1, second photodiode 2, the 3rd photodiode 3, the 4th photodiode 4, the 5th photodiode 5, the 6th photodiode 6, first inverting amplifier 7, second inverting amplifier 8, the 3rd inverting amplifier 9, the 4th inverting amplifier 10, the 5th inverting amplifier 11, the 6th inverting amplifier 12, first differential amplifier circuit 13, second differential amplifier circuit 14, the 3rd differential amplifier circuit 15, A/D converter 16, single-chip microcomputer 17, the 7th photodiode 18 and the 7th inverting amplifier 19
Cylinder A is fixed on the center on solar panel surface, first photodiode 1, second photodiode 2, the 3rd photodiode 3, the 4th photodiode 4, the 5th photodiode 5, the 6th photodiode 6 and the 7th photodiode 18 all are fixed on the solar panel surface, wherein, the 3rd photodiode 3, the 4th photodiode 4, the 5th photodiode 5 and the 6th photodiode 6 are fixed on cylinder A inside, first photodiode 1, second photodiode 2 and the 7th photodiode 18 are fixed on cylinder A outside, first photodiode 1, the 5th photodiode 5, the 6th photodiode 6 and second photodiode 2 are positioned on the first straight line C, and this first straight line C passes the center of circle of cylinder A, the 3rd photodiode 3, the 4th photodiode 4 and first inverting amplifier 7 are positioned on the second straight line D, and this second straight line D passes the center of circle of cylinder A, and the described first straight line C is vertical mutually with the second straight line D;
Described first differential amplifier circuit 13, second differential amplifier circuit 14 and the 3rd differential amplifier circuit 15 all have two voltage signal input ends and a voltage signal output end,
A/D converter 16 has three analog voltage signal input ends and a digital signal output end,
The current signal output end of first photodiode 1 is connected with the current signal input end of first inverting amplifier 7,
The current signal output end of second photodiode 2 is connected with the current signal input end of second inverting amplifier 8,
The voltage signal output end of first inverting amplifier 7 is connected with the first voltage signal input end of first differential amplifier circuit 13,
The voltage signal output end of second inverting amplifier 8 is connected with the second voltage signal input end of first differential amplifier circuit 13,
The voltage signal output end of first differential amplifier circuit 13 is connected with the first analog voltage signal input end of A/D converter 16,
The current signal output end of the 3rd photodiode 3 is connected with the current signal input end of the 3rd inverting amplifier 9,
The current signal output end of the 4th photodiode 4 is connected with the current signal input end of the 4th inverting amplifier 10,
The voltage signal output end of the 3rd inverting amplifier 9 is connected with the first voltage signal input end of second differential amplifier circuit 14,
The voltage signal output end of the 4th inverting amplifier 10 is connected with the second voltage signal input end of second differential amplifier circuit 14,
The voltage signal output end of second differential amplifier circuit 14 is connected with the second analog voltage signal input end of A/D converter 16,
The current signal output end of the 5th photodiode 5 is connected with the current signal input end of the 5th inverting amplifier 11,
The current signal output end of the 6th photodiode 6 is connected with the current signal input end of the 6th inverting amplifier 12,
The voltage signal output end of the 5th inverting amplifier 11 is connected with the first voltage signal input end of the 3rd differential amplifier circuit 15,
The voltage signal output end of the 6th inverting amplifier 12 is connected with the second voltage signal input end of the 3rd differential amplifier circuit 15,
The voltage signal output end of the 3rd differential amplifier circuit 15 is connected with the 3rd analog voltage signal input end of A/D converter 16,
The digital signal output end of A/D converter 16 is connected with the sampled data input end of single-chip microcomputer 17,
The current signal output end of the 7th photodiode 18 is connected with the current signal input end of the 7th inverting amplifier 19,
The voltage signal output end of the 7th inverting amplifier 19 is connected with the light intensity signal input end of single-chip microcomputer 17.
Solar automatic tracker in the present embodiment is for detection of the irradiation of sunlight direction, and transmit control signal to driver according to detected irradiation of sunlight direction, this driver transmits control signal to stepper motor, stepper motor is by the attitude of gear train adjustment solar panel, and the sunshine that makes can the vertical irradiation solar panel.
The analog signals that the function that the described solar automatic tracker of present embodiment is realized has photodiode to gather, single-chip microcomputer compares the processing of voltage differential signal, and the Single-chip Controlling stepper motor rotates towards the position of the sun.Solar automatic tracker, following range is wide, and is simple in structure, be convenient to promote, photodiode is highly sensitive, volume is little, vibration resistance, the convenient use, so select for use photodiode as the photo-electric conversion element of sunlight tracking system, is installed on the surface of solar automatic tracker.Photodiode is relatively more responsive to stronger light and infrared ray, so in the outside of sun steady arm upper sensor red filter glass has been installed, reduces the influence of surround lighting.
Seven identical photodiodes are installed in the inside and outside of a cylinder that can shield environmental interference as shown in Figure 3 and Figure 4.Along the tube diametric(al) the 5th photodiode 5 and the 6th photodiode 6 are symmetrically fixed on the solar panel surface in cylinder interior.Perpendicular to the 5th photodiode 5 and the 6th photodiode 6 place rectilinear directions the 3rd photodiode 3 and the 4th photodiode 4 symmetries are installed on the solar panel surface on the cylinder interior edge.Along the rectilinear direction at the 5th photodiode 5 and the 6th photodiode 6 places first photodiode 1 and second photodiode 2 are symmetrically fixed on the solar panel surface in cylindrical outer.Along the rectilinear direction at the 3rd photodiode 3 and the 4th photodiode 4 places the 7th photodiode 18 is fixed in the solar panel surface in cylindrical outer.
The position angle refers to projection and the local meridianal angle of sunray on ground level; Elevation angle refers to sun direct projection to local light and the angle of local level.The 5th photodiode 5 and the 6th photodiode 6 are used for the position angle of the rough detection sun, find the position of the sun fast; The 3rd photodiode 3 and the 4th photodiode 4 are for detection of the elevation angle of the sun; The 5th photodiode 5 and the 6th photodiode 6 are used for the smart position angle of following the tracks of the sun, the position of the accurate tracking sun detected; The 7th photodiode 18 plays the effect of real-time detection sun light intensity.Light intensity signal is enabled automatic tracking system during greater than set threshold value.
What solar automatic tracker was mainly followed the tracks of in the present embodiment is the variation of deflection.When supposing that the sunray vertical irradiation is above steady arm, the photovoltaic amount of each photodiode acceptance is identical so, should be zero by differential amplifier circuit output voltage difference so.When sunshine and solar battery plate angle are excessive because the lattice of cylinder barrel retaining, the 5th photodiode 5 and the 6th photodiode 6 do not receive solar radiation, and △ u1,2 ≠ 0 difference △ u1,2 deliver in the singlechip controller through the amplifying circuit amplifying signal, and single-chip microcomputer 17 is followed the tracks of solar azimuth according to the quick conversion direction of difference control step motor.When the 5th photodiode 5 and the 6th photodiode 6 receive sunshine, the beginning accurate tracking.When sunshine and steady arm were basic vertical, the light radiation suffered owing to first photodiode 1 and second photodiode 2 was identical, so output voltage difference △ u1,2=0.Detection is less than the azimuthal variation of the sun.Because of covering of cylinder, sunshine shines sideling and makes the 5th photodiode 5 different with the light radiation that the 6th photodiode 6 receives, △ u5.6 ≠ 0.Difference △ u5.6 sends in the singlechip controller through the amplifying circuit amplifying signal, controller according to difference control step motor conversion direction perpendicular to sunray.△ u5.6=0 controller control step motor stops operating when vertical.Reach the purpose of following the tracks of the sun.Fig. 5 is seen in the light irradiation.
Present embodiment can improve generating efficiency and reach 20%; stable; and can realize to accumulator over-charge protective, cross functions such as putting protection, automatic charging; accumulator has obtained excellent protection; obtain serviceable life prolonging, effect is obviously than the more economical practicality of the solar panel of fixed installation.
The difference that embodiment two, present embodiment and embodiment one described solar panel are controlled steering gear automatically is that the model of single-chip microcomputer 17 is STC12C5410AD.
The STC12C5410AD model single-chip microcomputer that the macrocrystalline scientific ﹠ technical corporation that the utility model adopts releases.The instruction code of this single-chip microcomputer and tradition 51 are compatible fully.Different with traditional 89c51 single-chip microcomputer is the function that it combines the A/D digital to analog converter.In 1 clock/cycle, in addition STC12C5410AD also has following characteristics:
1) encryption is strong, can't decipher.
2) superpower anti-interference: 1. high-antistatic.2. the light 4KV of mistake fast-pulse disturbs.3. wide voltage is not afraid of the power supply shake.4. wide temperature range ,-40 ℃ ~ 85 ℃.5.I/O mouthful process special processing.6. the electric supply system of single-chip microcomputer inside is through particular processing.7. single-chip microcomputer clock internal circuit is through particular processing.8. the reset circuit of single-chip microcomputer inside is through particular processing.9. the house dog of single-chip microcomputer inside is through particular processing.
3) super low-power consumption: 1, power-down mode: typical power consumption＜0.1 μ A2, idle pulley: typical power consumption＜1.3mA3, normal mode of operation: typical power consumption 2.7mA-7mA4, power-down mode can be by external interrupt wakeup, be applicable to battery power supply system, as water meter, gas meter, portable equipment etc.
4) at system programmable, need not editing machine, need not emulator, but remote upgrade etc.
Embodiment three, in conjunction with Fig. 2 people's present embodiment specifically, the difference that present embodiment and embodiment one described solar panel are controlled steering gear automatically is, it also comprises clock chip 20, and the clock signal output terminal of described clock chip 20 is connected with the clock signal input of single-chip microcomputer 17.
The difference that embodiment four, present embodiment and embodiment three described solar panels are controlled steering gear automatically is that the model of clock chip 20 is DS1302.
Photo-electric is followed the tracks of and clock type is followed the tracks of because the utility model combines in the present embodiment, and tracking means was only followed the tracks of the sun at 8 o'clock in 18 o'clock.Therefore need the employing of clock circuit, need to provide temporal information to judge the time period of following the tracks of with control device.The DS1302 clock chip of selecting for use U.S. DALLAS company to produce.This chip performance height, low in energy consumption, and have the automatic function of revising of leap year.
The DS1302 clock chip adopts serial time clock line SCLK, three control lines of data line I/O, reset line RST and CPU to carry out synchronous communication.Chip provide year, the moon, week, day, the time, minute, second and adjusting automatically less than 31 days month, the leap year is adjusted automatically, has saved the defective of artificial modulation.This chip is supported dual power supply simultaneously, can guarantee during outage that the clock operation is normal.Write-protect is arranged, the advantage that antijamming capability is good.
Embodiment five, in conjunction with Fig. 2 people's present embodiment specifically, the difference that present embodiment and embodiment one or three described solar panels are controlled steering gear automatically is, it also comprises reset circuit 21, and the pulse signal output end of described reset circuit 21 is connected with the pulse signal input terminal of single-chip microcomputer 17.
Morning every day, 8 point tracking devices all will start tracking in the present embodiment, and single-chip microcomputer 17 will re-power work, and the work that therefore resets can guarantee that each parts of controller have a good initial start.Because the function that single-chip microcomputer 17 does not reset, so reset circuit 21 has been realized reset function.
The difference that embodiment six, present embodiment and embodiment one described solar panel are controlled steering gear automatically is that the model of solar panel is NE-170UCI.
The difference that embodiment seven, present embodiment and embodiment one described solar panel are controlled steering gear automatically is that the model of stepper motor is 34H280-03A.
The beneficial effects of the utility model are with single-chip microcomputer 17 as master controller, being tracked as main sequential keyboard encoder with photo-electric is tracked as auxilliary, two kinds of tracking modes cooperatively interact, overcome the influence of weather to automatic tracking system, saved the energy, cut down cost, the precision height uses the utilization ratio that has improved sun power flexibly.
The difference that embodiment eight, present embodiment and embodiment one described solar panel are controlled steering gear automatically is that the height of cylinder A is 140mm, and internal diameter is 36mm, and external diameter is 44mm.
The height of first photodiode 1, second photodiode 2, the 3rd photodiode 3, the 4th photodiode 4, the 5th photodiode 5, the 6th photodiode 6 and the 7th photodiode 18 is 8mm in the present embodiment, the photodiode center is 3mm to the distance of cylinder inward flange in the cylinder, and the outer photodiode center of cylinder is 9mm to the outer peripheral distance of cylinder.
Claims (8)
1. solar panel is controlled steering gear automatically, it is characterized in that: it comprises solar panel, solar automatic tracker, driver, stepper motor and driving mechanism,
Described solar automatic tracker is fixed on the center on solar panel surface, and the control signal output terminal of solar automatic tracker connects the control signal input end of driver,
The driving signal output part of driver is connected with the driving signal input of stepper motor,
The clutch end of stepper motor connects the power intake of driving mechanism, and described motivation driving mechanism is used for driving solar panel and does the two dimension rotation,
Solar automatic tracker comprises: cylinder (A), first photodiode (1), second photodiode (2), the 3rd photodiode (3), the 4th photodiode (4), the 5th photodiode (5), the 6th photodiode (6), first inverting amplifier (7), second inverting amplifier (8), the 3rd inverting amplifier (9), the 4th inverting amplifier (10), the 5th inverting amplifier (11), the 6th inverting amplifier (12), first differential amplifier circuit (13), second differential amplifier circuit (14), the 3rd differential amplifier circuit (15), A/D converter (16), single-chip microcomputer (17), the 7th photodiode (18) and the 7th inverting amplifier (19)
Cylinder (A) is fixed on the center on solar panel surface, first photodiode (1), second photodiode (2), the 3rd photodiode (3), the 4th photodiode (4), the 5th photodiode (5), the 6th photodiode (6) and the 7th photodiode (18) all are fixed on the solar panel surface, wherein, the 3rd photodiode (3), the 4th photodiode (4), the 5th photodiode (5) and the 6th photodiode (6) are fixed on cylinder (A) inside, first photodiode (1), second photodiode (2) and the 7th photodiode (18) are fixed on cylinder (A) outside, first photodiode (1), the 5th photodiode (5), the 6th photodiode (6) and second photodiode (2) are positioned on first straight line (C), and this first straight line (C) passes the center of circle of cylinder (A), the 3rd photodiode (3), the 4th photodiode (4) and first inverting amplifier (7) are positioned on second straight line (D), and this second straight line (D) passes the center of circle of cylinder (A), and described first straight line (C) is vertical mutually with second straight line (D);
Described first differential amplifier circuit (13), second differential amplifier circuit (14) and the 3rd differential amplifier circuit (15) all have two voltage signal input ends and a voltage signal output end,
A/D converter (16) has three analog voltage signal input ends and a digital signal output end,
The current signal output end of first photodiode (1) is connected with the current signal input end of first inverting amplifier (7),
The current signal output end of second photodiode (2) is connected with the current signal input end of second inverting amplifier (8),
The voltage signal output end of first inverting amplifier (7) is connected with the first voltage signal input end of first differential amplifier circuit (13),
The voltage signal output end of second inverting amplifier (8) is connected with the second voltage signal input end of first differential amplifier circuit (13),
The voltage signal output end of first differential amplifier circuit (13) is connected with the first analog voltage signal input end of A/D converter (16),
The current signal output end of the 3rd photodiode (3) is connected with the current signal input end of the 3rd inverting amplifier (9),
The current signal output end of the 4th photodiode (4) is connected with the current signal input end of the 4th inverting amplifier (10),
The voltage signal output end of the 3rd inverting amplifier (9) is connected with the first voltage signal input end of second differential amplifier circuit (14),
The voltage signal output end of the 4th inverting amplifier (10) is connected with the second voltage signal input end of second differential amplifier circuit (14),
The voltage signal output end of second differential amplifier circuit (14) is connected with the second analog voltage signal input end of A/D converter (16),
The current signal output end of the 5th photodiode (5) is connected with the current signal input end of the 5th inverting amplifier (11),
The current signal output end of the 6th photodiode (6) is connected with the current signal input end of the 6th inverting amplifier (12),
The voltage signal output end of the 5th inverting amplifier (11) is connected with the first voltage signal input end of the 3rd differential amplifier circuit (15),
The voltage signal output end of the 6th inverting amplifier (12) is connected with the second voltage signal input end of the 3rd differential amplifier circuit (15),
The voltage signal output end of the 3rd differential amplifier circuit (15) is connected with the 3rd analog voltage signal input end of A/D converter (16),
The digital signal output end of A/D converter (16) is connected with the sampled data input end of single-chip microcomputer (17),
The current signal output end of the 7th photodiode (18) is connected with the current signal input end of the 7th inverting amplifier (19),
The voltage signal output end of the 7th inverting amplifier (19) is connected with the light intensity signal input end of single-chip microcomputer (17).
2. solar panel according to claim 1 is controlled steering gear automatically, it is characterized in that: the model of single-chip microcomputer (17) is STC12C5410AD.
3. solar panel according to claim 1 is controlled steering gear automatically, it is characterized in that: it also comprises clock chip (20), and the clock signal output terminal of described clock chip (20) is connected with the clock signal input of single-chip microcomputer (17).
4. solar panel according to claim 3 is controlled steering gear automatically, it is characterized in that: the model of clock chip (20) is DS1302.
5. control steering gear automatically according to claim 1 or 3 described solar panels, it is characterized in that: it also comprises reset circuit (21), and the pulse signal output end of described reset circuit (21) is connected with the pulse signal input terminal of single-chip microcomputer (17).
6. solar panel according to claim 1 is controlled steering gear automatically, it is characterized in that: the model of solar panel is NE-170UCI.
7. solar panel according to claim 1 is controlled steering gear automatically, it is characterized in that: the model of stepper motor is 34H280-03A.
8. solar panel according to claim 1 is controlled steering gear automatically, it is characterized in that: the height of cylinder (A) is 140mm, and internal diameter is 36mm, and external diameter is 44mm.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320071617 CN203054617U (en) | 2013-02-07 | 2013-02-07 | Solar panel automatic control steering device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201320071617 CN203054617U (en) | 2013-02-07 | 2013-02-07 | Solar panel automatic control steering device |
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| CN203054617U true CN203054617U (en) | 2013-07-10 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105824326A (en) * | 2016-05-04 | 2016-08-03 | 安徽师范大学 | Solar power bus stop automatic sun-shading system and control method |
| CN106873646A (en) * | 2017-04-18 | 2017-06-20 | 华北电力大学 | A kind of daylight tracing system based on shadow control |
| CN109839959A (en) * | 2019-03-01 | 2019-06-04 | 周雨航 | A kind of radiation direction sensor and the solar power system using the sensor |
-
2013
- 2013-02-07 CN CN 201320071617 patent/CN203054617U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105824326A (en) * | 2016-05-04 | 2016-08-03 | 安徽师范大学 | Solar power bus stop automatic sun-shading system and control method |
| CN106873646A (en) * | 2017-04-18 | 2017-06-20 | 华北电力大学 | A kind of daylight tracing system based on shadow control |
| CN109839959A (en) * | 2019-03-01 | 2019-06-04 | 周雨航 | A kind of radiation direction sensor and the solar power system using the sensor |
| CN109839959B (en) * | 2019-03-01 | 2021-12-21 | 周雨航 | Light direction sensor and solar power generation system adopting same |
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